My water is otherwise perfect.
FC = 5
CC = 0
PH = 7.8 (I like it a little high)
TA = 130
CYA = 35ish
Temp = almost warm enough to swim
This stuff showed up a few days after I opened the pool, and I haven't been able to get rid of it since. My wife thinks it feels oily, and maybe it is a bit...